loop3: detected capacity change from 0 to 64
Unable to handle kernel NULL pointer dereference at virtual address 0000000000000000
Mem abort info:
  ESR = 0x0000000086000006
  EC = 0x21: IABT (current EL), IL = 32 bits
  SET = 0, FnV = 0
  EA = 0, S1PTW = 0
  FSC = 0x06: level 2 translation fault
user pgtable: 4k pages, 48-bit VAs, pgdp=0000000141b84000
[0000000000000000] pgd=080000013df36003, p4d=080000013df36003, pud=0800000144f0b003, pmd=0000000000000000
Internal error: Oops: 0000000086000006 [#1] PREEMPT SMP
Modules linked in:
CPU: 1 PID: 18066 Comm: syz-executor.3 Not tainted 6.1.0-rc8-syzkaller-33330-ga5541c0811a0 #0
Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 10/26/2022
pstate: 80400005 (Nzcv daif +PAN -UAO -TCO -DIT -SSBS BTYPE=--)
pc : 0x0
lr : filemap_read_folio+0xc4/0x468 mm/filemap.c:2407
sp : ffff800016b8ba30
x29: ffff800016b8ba40 x28: 00000000ffffffff x27: 0000000000080001
x26: 0000000000004000 x25: 0000000000000000 x24: 0000000000000000
x23: fffffc0003df0ec0 x22: 0000000000000000 x21: 0000000000000000
x20: 0000000000000000 x19: fffffc0003df0ec0 x18: fffffffffffffff5
x17: ffff80000c0cd83c x16: ffff80000dbe6158 x15: ffff0000f6c14ec0
x14: 0000000000000040 x13: 00000000ffffffff x12: 0000000000040000
x11: 00000000000053d9 x10: ffff80001c5ca000 x9 : ffff8000083df2ac
x8 : 00000000000053da x7 : ffff8000083fc3e0 x6 : 0000000000000000
x5 : 0000000000000000 x4 : 0000000000000001 x3 : 0000000000000000
x2 : fffffc0003df0ec0 x1 : fffffc0003df0ec0 x0 : 0000000000000000
Call trace:
 0x0
 do_read_cache_folio+0x1c8/0x588 mm/filemap.c:3534
 do_read_cache_page mm/filemap.c:3576 [inline]
 read_cache_page+0x40/0x174 mm/filemap.c:3585
 read_mapping_page include/linux/pagemap.h:756 [inline]
 dir_get_page fs/minix/dir.c:70 [inline]
 minix_dotdot+0x38/0xe8 fs/minix/dir.c:440
 minix_rename+0xa4/0x574 fs/minix/namei.c:209
 vfs_rename+0x59c/0x7f8 fs/namei.c:4779
 do_renameat2+0x490/0x758 fs/namei.c:4930
 __do_sys_renameat2 fs/namei.c:4963 [inline]
 __se_sys_renameat2 fs/namei.c:4960 [inline]
 __arm64_sys_renameat2+0x6c/0x88 fs/namei.c:4960
 __invoke_syscall arch/arm64/kernel/syscall.c:38 [inline]
 invoke_syscall arch/arm64/kernel/syscall.c:52 [inline]
 el0_svc_common+0x138/0x220 arch/arm64/kernel/syscall.c:142
 do_el0_svc+0x48/0x140 arch/arm64/kernel/syscall.c:197
 el0_svc+0x58/0x150 arch/arm64/kernel/entry-common.c:637
 el0t_64_sync_handler+0x84/0xf0 arch/arm64/kernel/entry-common.c:655
 el0t_64_sync+0x190/0x194 arch/arm64/kernel/entry.S:584
Code: bad PC value
---[ end trace 0000000000000000 ]---