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=0000000156ce7000 [0000000000000000] pgd=080000015d83e003, p4d=080000015d83e003, pud=080000015c453003, pmd=0000000000000000 Internal error: Oops: 0000000086000006 [#1] PREEMPT SMP Modules linked in: CPU: 0 PID: 9248 Comm: syz-executor.3 Not tainted 6.2.0-rc7-syzkaller-17907-g2d3827b3f393 #0 Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/21/2023 pstate: 80400005 (Nzcv daif +PAN -UAO -TCO -DIT -SSBS BTYPE=--) pc : 0x0 lr : filemap_read_folio+0xac/0x42c mm/filemap.c:2426 sp : ffff80001395b990 x29: ffff80001395b9a0 x28: 00000000ffffffff x27: 0000000000080001 x26: ffff000114069270 x25: 0000000000000000 x24: fffffc0004610800 x23: 0000000000000000 x22: 0000000000000000 x21: 0000000000000000 x20: 0000000000000000 x19: fffffc0004610800 x18: 000000000000dc08 x17: ffff80000dd94158 x16: ffff0001132cd848 x15: ffff80000dbd2118 x14: ffff0001132cce00 x13: 00000000ffffffff x12: 0000000000040000 x11: 000000000000d497 x10: ffff80001a346000 x9 : ffff8000083d2424 x8 : 000000000000d498 x7 : ffff8000083edaa8 x6 : 0000000000000000 x5 : 0000000000000000 x4 : 0000000000000001 x3 : 0000000000000000 x2 : fffffc0004610800 x1 : fffffc0004610800 x0 : 0000000000000000 Call trace: 0x0 do_read_cache_folio+0x1a4/0x550 mm/filemap.c:3553 do_read_cache_page+0x48/0x170 mm/filemap.c:3595 read_cache_page+0x40/0x54 mm/filemap.c:3604 read_mapping_page include/linux/pagemap.h:755 [inline] dir_get_page fs/minix/dir.c:70 [inline] minix_empty_dir+0x7c/0x540 fs/minix/dir.c:372 minix_rename+0xbc/0x598 fs/minix/namei.c:219 vfs_rename+0x59c/0x7f8 fs/namei.c:4779 do_renameat2+0x48c/0x74c 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+0x64/0x178 arch/arm64/kernel/syscall.c:52 el0_svc_common+0xbc/0x180 arch/arm64/kernel/syscall.c:142 do_el0_svc+0x48/0x110 arch/arm64/kernel/syscall.c:193 el0_svc+0x58/0x14c 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:591 Code: ???????? ???????? ???????? ???????? (????????) ---[ end trace 0000000000000000 ]---