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: 1 UID: 0 PID: 13772 Comm: syz.6.4652 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+0x7ba/0xed0
Code: 00 00 00 4d 8d 77 d8 4c 89 f0 48 c1 e8 03 80 3c 18 00 74 08 4c 89 f7 e8 54 4f e1 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 38 4f e1 fe 49 8b 3c 24 e8 df 4c b4
RSP: 0018:ffffc900248df9c0 EFLAGS: 00010206
RAX: 0000000000000006 RBX: dffffc0000000000 RCX: 0000000000080000
RDX: ffffc9003a81c000 RSI: 000000000000314f RDI: 0000000000003150
RBP: ffffc900248dfb00 R08: ffffc900248df90f R09: 0000000000000000
R10: ffffc900248df7a8 R11: fffff5200491bf22 R12: 0000000000000030
R13: ffff8880239541a8 R14: ffff88802dc4e610 R15: ffff88802dc4e638
FS:  00007f78ad2b66c0(0000) GS:ffff8881a3c15000(0000) knlGS:0000000000000000
CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033
CR2: 000055558f449608 CR3: 000000002d558000 CR4: 00000000000006f0
Call Trace:
 <TASK>
 jfs_umount+0x178/0x3c0
 jfs_fill_super+0x9c5/0xd80
 get_tree_bdev_flags+0x40e/0x4d0
 vfs_get_tree+0x92/0x2b0
 do_new_mount+0x2a2/0x9e0
 __se_sys_mount+0x317/0x410
 do_syscall_64+0xfa/0x3b0
 entry_SYSCALL_64_after_hwframe+0x77/0x7f
RIP: 0033:0x7f78ac39038a
Code: d8 64 89 02 48 c7 c0 ff ff ff ff eb a6 e8 de 1a 00 00 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 a8 ff ff ff f7 d8 64 89 01 48
RSP: 002b:00007f78ad2b5e68 EFLAGS: 00000246 ORIG_RAX: 00000000000000a5
RAX: ffffffffffffffda RBX: 00007f78ad2b5ef0 RCX: 00007f78ac39038a
RDX: 0000200000000040 RSI: 0000200000000000 RDI: 00007f78ad2b5eb0
RBP: 0000200000000040 R08: 00007f78ad2b5ef0 R09: 0000000000008800
R10: 0000000000008800 R11: 0000000000000246 R12: 0000200000000000
R13: 00007f78ad2b5eb0 R14: 000000000000617a R15: 00002000000002c0
 </TASK>
Modules linked in:
---[ end trace 0000000000000000 ]---
RIP: 0010:jfs_flush_journal+0x7ba/0xed0
Code: 00 00 00 4d 8d 77 d8 4c 89 f0 48 c1 e8 03 80 3c 18 00 74 08 4c 89 f7 e8 54 4f e1 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 38 4f e1 fe 49 8b 3c 24 e8 df 4c b4
RSP: 0018:ffffc900248df9c0 EFLAGS: 00010206
RAX: 0000000000000006 RBX: dffffc0000000000 RCX: 0000000000080000
RDX: ffffc9003a81c000 RSI: 000000000000314f RDI: 0000000000003150
RBP: ffffc900248dfb00 R08: ffffc900248df90f R09: 0000000000000000
R10: ffffc900248df7a8 R11: fffff5200491bf22 R12: 0000000000000030
R13: ffff8880239541a8 R14: ffff88802dc4e610 R15: ffff88802dc4e638
FS:  00007f78ad2b66c0(0000) GS:ffff8881a3c15000(0000) knlGS:0000000000000000
CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033
CR2: 000055558f449608 CR3: 000000002d558000 CR4: 00000000000006f0
