F2FS-fs (loop0): Start checkpoint disabled!
F2FS-fs (loop0): Try to recover 1th superblock, ret: 0
F2FS-fs (loop0): Mounted with checkpoint version = 48b305e6
Unable to handle kernel paging request at virtual address dfff800000000007
Mem abort info:
  ESR = 0x0000000096000006
  EC = 0x25: DABT (current EL), IL = 32 bits
  SET = 0, FnV = 0
  EA = 0, S1PTW = 0
  FSC = 0x06: level 2 translation fault
Data abort info:
  ISV = 0, ISS = 0x00000006
  CM = 0, WnR = 0
[dfff800000000007] address between user and kernel address ranges
Internal error: Oops: 0000000096000006 [#1] PREEMPT SMP
Modules linked in:
CPU: 1 PID: 4858 Comm: syz.0.15 Not tainted 5.15.185-syzkaller #0
Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 05/07/2025
pstate: 80400005 (Nzcv daif +PAN -UAO -TCO -DIT -SSBS BTYPE=--)
pc : f2fs_test_and_set_bit fs/f2fs/f2fs.h:2768 [inline]
pc : update_sit_entry+0x4d4/0xd1c fs/f2fs/segment.c:2305
lr : f2fs_block_unit_discard fs/f2fs/f2fs.h:4401 [inline]
lr : update_sit_entry+0x3b8/0xd1c fs/f2fs/segment.c:2304
sp : ffff80001f6b7140
x29: ffff80001f6b7170 x28: 0000000000000080 x27: dfff800000000000
x26: 0000000000000009 x25: 0000000000000000 x24: 000000000000003a
x23: ffff0000d5d9b1b0 x22: 0000000000000000 x21: ffff0000d9290168
x20: ffff0000d9290000 x19: 0000000000000001 x18: 0000000000000000
x17: 0000000000000000 x16: ffff80000a21dcdc x15: 00000000ffffffff
x14: 0000000000ff0100 x13: ffffffffffffffff x12: 0000000000ff0100
x11: 0000000000000000 x10: 0000000000000000 x9 : 000000000000003a
x8 : 0000000000000007 x7 : 0000000000000000 x6 : 0000000000000000
x5 : 0000000000000080 x4 : 0000000000000000 x3 : ffff800008044e7c
x2 : 0000000000000001 x1 : 0000000000000000 x0 : 0000000000000000
Call trace:
 f2fs_test_and_set_bit fs/f2fs/f2fs.h:2768 [inline]
 update_sit_entry+0x4d4/0xd1c fs/f2fs/segment.c:2305
 f2fs_allocate_data_block+0x1244/0x2d0c fs/f2fs/segment.c:3432
 __allocate_data_block+0x404/0x89c fs/f2fs/data.c:1373
 f2fs_map_blocks+0xa80/0x2ccc fs/f2fs/data.c:1593
 expand_inode_data+0x3c0/0x62c fs/f2fs/file.c:1716
 f2fs_fallocate+0x340/0x834 fs/f2fs/file.c:1818
 vfs_fallocate+0x4a4/0x5f4 fs/open.c:308
 ioctl_preallocate+0x22c/0x2c8 fs/ioctl.c:294
 file_ioctl fs/ioctl.c:-1 [inline]
 do_vfs_ioctl+0x1a3c/0x2370 fs/ioctl.c:853
 __do_sys_ioctl fs/ioctl.c:872 [inline]
 __se_sys_ioctl fs/ioctl.c:860 [inline]
 __arm64_sys_ioctl+0xe4/0x1c8 fs/ioctl.c:860
 __invoke_syscall arch/arm64/kernel/syscall.c:38 [inline]
 invoke_syscall+0x98/0x2b8 arch/arm64/kernel/syscall.c:52
 el0_svc_common+0x138/0x258 arch/arm64/kernel/syscall.c:142
 do_el0_svc+0x58/0x14c arch/arm64/kernel/syscall.c:181
 el0_svc+0x78/0x1e0 arch/arm64/kernel/entry-common.c:608
 el0t_64_sync_handler+0xcc/0xe4 arch/arm64/kernel/entry-common.c:626
 el0t_64_sync+0x1a0/0x1a4 arch/arm64/kernel/entry.S:584
Code: f9400308 f85f83a9 8b090118 d343ff08 (38fb6908) 
---[ end trace 876bb46c6b522eb8 ]---
----------------
Code disassembly (best guess):
   0:	f9400308 	ldr	x8, [x24]
   4:	f85f83a9 	ldur	x9, [x29, #-8]
   8:	8b090118 	add	x24, x8, x9
   c:	d343ff08 	lsr	x8, x24, #3
* 10:	38fb6908 	ldrsb	w8, [x8, x27] <-- trapping instruction