loop1: detected capacity change from 0 to 178
ERROR: (device loop1): xtSearch: XT_GETPAGE: xtree page corrupt
ERROR: (device loop1): remounting filesystem as read-only
xtLookup: xtSearch returned -5
read_mapping_page failed!
jfs_mount: diMount(ipaimap) failed w/rc = -5
BUG: unable to handle page fault for address: ffffffffffffff80
#PF: supervisor read access in kernel mode
#PF: error_code(0x0000) - not-present page
PGD be8f067 P4D be8f067 PUD be91067 PMD 0 
Oops: 0000 [#1] PREEMPT SMP KASAN
CPU: 1 PID: 3085 Comm: syz-executor.1 Not tainted 5.13.0-rc2-next-20210518-syzkaller #0
Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011
RIP: 0010:diFree+0x15b/0x2660 fs/jfs/jfs_imap.c:853
Code: 28 48 8d 78 80 48 89 44 24 18 48 b8 00 00 00 00 00 fc ff df 48 89 fa 48 c1 ea 03 80 3c 02 00 0f 85 a3 1f 00 00 48 8b 44 24 18 <48> 8b 68 80 4c 89 e8 48 c1 e8 0c 48 89 04 24 48 b8 00 00 00 00 00
RSP: 0018:ffffc900029378e0 EFLAGS: 00010246
RAX: 0000000000000000 RBX: ffff88802ec7de00 RCX: ffffc9000b88e000
RDX: 1ffffffffffffff0 RSI: ffffffff82bba895 RDI: ffffffffffffff80
RBP: 0000000000000000 R08: 0000000000000000 R09: 0000000000000000
R10: ffffffff82b95265 R11: 0000000000000000 R12: ffff8880a7ab52f0
R13: 0000000000000001 R14: ffffffff89c4e1e0 R15: ffff8880a7ab5218
FS:  00007fe8b1c13700(0000) GS:ffff8880b9d00000(0000) knlGS:0000000000000000
CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033
CR2: ffffffffffffff80 CR3: 000000001d72c000 CR4: 00000000001506e0
DR0: 0000000000000000 DR1: 0000000000000000 DR2: 0000000000000000
DR3: 0000000000000000 DR6: 00000000fffe0ff0 DR7: 0000000000000400
Call Trace:
 jfs_evict_inode+0x317/0x3d0 fs/jfs/inode.c:154
 evict+0x2ed/0x6b0 fs/inode.c:584
 iput_final fs/inode.c:1660 [inline]
 iput.part.0+0x562/0x810 fs/inode.c:1686
 iput+0x58/0x70 fs/inode.c:1676
 diFreeSpecial+0x73/0x100 fs/jfs/jfs_imap.c:550
 jfs_mount+0x1c1/0x7a0 fs/jfs/jfs_mount.c:211
 jfs_fill_super+0x5bd/0xc80 fs/jfs/super.c:561
 mount_bdev+0x34d/0x410 fs/super.c:1368
 legacy_get_tree+0x105/0x220 fs/fs_context.c:592
 vfs_get_tree+0x89/0x2f0 fs/super.c:1498
 do_new_mount fs/namespace.c:2905 [inline]
 path_mount+0x132a/0x1fa0 fs/namespace.c:3235
 do_mount fs/namespace.c:3248 [inline]
 __do_sys_mount fs/namespace.c:3456 [inline]
 __se_sys_mount fs/namespace.c:3433 [inline]
 __x64_sys_mount+0x27f/0x300 fs/namespace.c:3433
 do_syscall_64+0x31/0xb0 arch/x86/entry/common.c:47
 entry_SYSCALL_64_after_hwframe+0x44/0xae
RIP: 0033:0x467afa
Code: 48 c7 c2 bc ff ff ff f7 d8 64 89 02 b8 ff ff ff ff eb d2 e8 b8 04 00 00 0f 1f 84 00 00 00 00 00 49 89 ca b8 a5 00 00 00 0f 05 <48> 3d 01 f0 ff ff 73 01 c3 48 c7 c1 bc ff ff ff f7 d8 64 89 01 48
RSP: 002b:00007fe8b1c12fa8 EFLAGS: 00000202 ORIG_RAX: 00000000000000a5
RAX: ffffffffffffffda RBX: 0000000020000200 RCX: 0000000000467afa
RDX: 0000000020000000 RSI: 0000000020000100 RDI: 00007fe8b1c13000
RBP: 00007fe8b1c13040 R08: 00007fe8b1c13040 R09: 0000000020000000
R10: 0000000000000000 R11: 0000000000000202 R12: 0000000020000000
R13: 0000000020000100 R14: 00007fe8b1c13000 R15: 0000000020000080
Modules linked in:
CR2: ffffffffffffff80
---[ end trace c26d30d5ce3daccd ]---
RIP: 0010:diFree+0x15b/0x2660 fs/jfs/jfs_imap.c:853
Code: 28 48 8d 78 80 48 89 44 24 18 48 b8 00 00 00 00 00 fc ff df 48 89 fa 48 c1 ea 03 80 3c 02 00 0f 85 a3 1f 00 00 48 8b 44 24 18 <48> 8b 68 80 4c 89 e8 48 c1 e8 0c 48 89 04 24 48 b8 00 00 00 00 00
RSP: 0018:ffffc900029378e0 EFLAGS: 00010246
RAX: 0000000000000000 RBX: ffff88802ec7de00 RCX: ffffc9000b88e000
RDX: 1ffffffffffffff0 RSI: ffffffff82bba895 RDI: ffffffffffffff80
RBP: 0000000000000000 R08: 0000000000000000 R09: 0000000000000000
R10: ffffffff82b95265 R11: 0000000000000000 R12: ffff8880a7ab52f0
R13: 0000000000000001 R14: ffffffff89c4e1e0 R15: ffff8880a7ab5218
FS:  00007fe8b1c13700(0000) GS:ffff8880b9d00000(0000) knlGS:0000000000000000
CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033
CR2: ffffffffffffff80 CR3: 000000001d72c000 CR4: 00000000001506e0
DR0: 0000000000000000 DR1: 0000000000000000 DR2: 0000000000000000
DR3: 0000000000000000 DR6: 00000000fffe0ff0 DR7: 0000000000000400