BUG: unable to handle page fault for address: ffffed1033b53607
#PF: supervisor read access in kernel mode
#PF: error_code(0x0000) - not-present page
PGD 17ffee067 P4D 17ffee067 PUD 7ffd2067 PMD 0 
Oops: 0000 [#1] PREEMPT SMP KASAN
CPU: 2 PID: 30433 Comm: syz-executor.1 Not tainted 6.5.0-rc6-syzkaller #0
Hardware name: QEMU Standard PC (Q35 + ICH9, 2009), BIOS 1.16.2-debian-1.16.2-1 04/01/2014
RIP: 0010:dbAllocBits+0x471/0x630 fs/jfs/jfs_dmap.c:2247
Code: dc 0f 8c 8f 00 00 00 e8 dd 36 94 fe 48 8b 44 24 18 48 63 db 48 8d 7c d8 38 48 b8 00 00 00 00 00 fc ff df 48 89 fa 48 c1 ea 03 <80> 3c 02 00 0f 85 97 01 00 00 48 8b 44 24 18 48 83 fb 7f 4d 63 fd
RSP: 0018:ffffc90020667648 EFLAGS: 00010a02
RAX: dffffc0000000000 RBX: 0000000030000000 RCX: ffffc90005832000
RDX: 1ffff11033b53607 RSI: ffffffff82f0e9e3 RDI: ffff88819da9b038
RBP: ffff88801da9b450 R08: 0000000000000004 R09: 0000000000000000
R10: 0000000030000000 R11: 0000000000094000 R12: 0000000000000000
R13: 0000000000000004 R14: 0000000000000002 R15: ffff88801da9b000
FS:  00007f2af5d916c0(0000) GS:ffff88806b800000(0000) knlGS:0000000000000000
CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033
CR2: ffffed1033b53607 CR3: 0000000113048000 CR4: 0000000000350ee0
DR0: 0000000000000000 DR1: 0000000000000000 DR2: 0000000000000000
DR3: 0000000000000000 DR6: 00000000fffe0ff0 DR7: 0000000000000400
Call Trace:
 <TASK>
 dbAllocDmap+0x5c/0x100 fs/jfs/jfs_dmap.c:2024
 dbAllocNear fs/jfs/jfs_dmap.c:1250 [inline]
 dbAlloc+0x780/0xaa0 fs/jfs/jfs_dmap.c:835
 diNewExt+0x736/0x1a70 fs/jfs/jfs_imap.c:2251
 diAllocExt fs/jfs/jfs_imap.c:1945 [inline]
 diAllocAG+0x1707/0x2330 fs/jfs/jfs_imap.c:1662
 diAlloc+0x893/0x1a00 fs/jfs/jfs_imap.c:1583
 ialloc+0x8e/0xab0 fs/jfs/jfs_inode.c:56
 jfs_mkdir+0x240/0xb30 fs/jfs/namei.c:225
 vfs_mkdir+0x532/0x7e0 fs/namei.c:4117
 do_mkdirat+0x2a9/0x330 fs/namei.c:4140
 __do_sys_mkdirat fs/namei.c:4155 [inline]
 __se_sys_mkdirat fs/namei.c:4153 [inline]
 __x64_sys_mkdirat+0x115/0x170 fs/namei.c:4153
 do_syscall_x64 arch/x86/entry/common.c:50 [inline]
 do_syscall_64+0x38/0xb0 arch/x86/entry/common.c:80
 entry_SYSCALL_64_after_hwframe+0x63/0xcd
RIP: 0033:0x7f2af507cae9
Code: 28 00 00 00 75 05 48 83 c4 28 c3 e8 e1 20 00 00 90 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 b0 ff ff ff f7 d8 64 89 01 48
RSP: 002b:00007f2af5d910c8 EFLAGS: 00000246 ORIG_RAX: 0000000000000102
RAX: ffffffffffffffda RBX: 00007f2af519bf80 RCX: 00007f2af507cae9
RDX: 0000000000000000 RSI: 0000000020000040 RDI: 0000000000000004
RBP: 00007f2af50c847a R08: 0000000000000000 R09: 0000000000000000
R10: 0000000000000000 R11: 0000000000000246 R12: 0000000000000000
R13: 000000000000000b R14: 00007f2af519bf80 R15: 00007ffd8ab572c8
 </TASK>
Modules linked in:
CR2: ffffed1033b53607
---[ end trace 0000000000000000 ]---
RIP: 0010:dbAllocBits+0x471/0x630 fs/jfs/jfs_dmap.c:2247
Code: dc 0f 8c 8f 00 00 00 e8 dd 36 94 fe 48 8b 44 24 18 48 63 db 48 8d 7c d8 38 48 b8 00 00 00 00 00 fc ff df 48 89 fa 48 c1 ea 03 <80> 3c 02 00 0f 85 97 01 00 00 48 8b 44 24 18 48 83 fb 7f 4d 63 fd
RSP: 0018:ffffc90020667648 EFLAGS: 00010a02
RAX: dffffc0000000000 RBX: 0000000030000000 RCX: ffffc90005832000
RDX: 1ffff11033b53607 RSI: ffffffff82f0e9e3 RDI: ffff88819da9b038
RBP: ffff88801da9b450 R08: 0000000000000004 R09: 0000000000000000
R10: 0000000030000000 R11: 0000000000094000 R12: 0000000000000000
R13: 0000000000000004 R14: 0000000000000002 R15: ffff88801da9b000
FS:  00007f2af5d916c0(0000) GS:ffff88806b800000(0000) knlGS:0000000000000000
CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033
CR2: ffffed1033b53607 CR3: 0000000113048000 CR4: 0000000000350ee0
DR0: 0000000000000000 DR1: 0000000000000000 DR2: 0000000000000000
DR3: 0000000000000000 DR6: 00000000fffe0ff0 DR7: 0000000000000400
----------------
Code disassembly (best guess):
   0:	dc 0f                	fmull  (%rdi)
   2:	8c 8f 00 00 00 e8    	mov    %cs,-0x18000000(%rdi)
   8:	dd 36                	fnsave (%rsi)
   a:	94                   	xchg   %eax,%esp
   b:	fe 48 8b             	decb   -0x75(%rax)
   e:	44 24 18             	rex.R and $0x18,%al
  11:	48 63 db             	movslq %ebx,%rbx
  14:	48 8d 7c d8 38       	lea    0x38(%rax,%rbx,8),%rdi
  19:	48 b8 00 00 00 00 00 	movabs $0xdffffc0000000000,%rax
  20:	fc ff df
  23:	48 89 fa             	mov    %rdi,%rdx
  26:	48 c1 ea 03          	shr    $0x3,%rdx
* 2a:	80 3c 02 00          	cmpb   $0x0,(%rdx,%rax,1) <-- trapping instruction
  2e:	0f 85 97 01 00 00    	jne    0x1cb
  34:	48 8b 44 24 18       	mov    0x18(%rsp),%rax
  39:	48 83 fb 7f          	cmp    $0x7f,%rbx
  3d:	4d 63 fd             	movslq %r13d,%r15