Unable to handle kernel paging request at virtual address 1fff80000378c250 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 [1fff80000378c250] address between user and kernel address ranges Internal error: Oops: 0000000096000006 [#1] PREEMPT SMP Modules linked in: CPU: 1 PID: 4766 Comm: syz-executor.4 Not tainted 6.2.0-rc5-syzkaller-17291-g2e84eedb182e #0 Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 10/26/2022 pstate: 004000c5 (nzcv daIF +PAN -UAO -TCO -DIT -SSBS BTYPE=--) pc : generic_test_bit include/asm-generic/bitops/generic-non-atomic.h:128 [inline] pc : __lock_acquire+0x654/0x3084 kernel/locking/lockdep.c:5025 lr : mark_usage kernel/locking/lockdep.c:4555 [inline] lr : __lock_acquire+0x630/0x3084 kernel/locking/lockdep.c:5009 sp : ffff80001420b6c0 x29: ffff80001420b7a0 x28: 0000000000000002 x27: ffff00011c05b450 x26: ffff00011c05be20 x25: ffff00011c05be40 x24: ffff00011c05be40 x23: 00000000000000c0 x22: 0000000000000001 x21: 0000000000000000 x20: ffff00011c05b400 x19: 555554aaac1987fe x18: 00000000000000c0 x17: ffff80000df59158 x16: ffff80000dd97118 x15: ffff00011c05b400 x14: 00000000000000f8 x13: 00000000ffffffff x12: ffff80000df59158 x11: ffff80000df59158 x10: ffff80000df59158 x9 : 1ffffffff58330f8 x8 : 0000000000000000 x7 : ffff800008876fd0 x6 : 0000000000000000 x5 : 0000000000000000 x4 : 0000000000000001 x3 : 0000000000000000 x2 : 0000000000000008 x1 : ffff00011c05be20 x0 : 0000000000000001 Call trace: generic_test_bit include/asm-generic/bitops/generic-non-atomic.h:128 [inline] __lock_acquire+0x654/0x3084 kernel/locking/lockdep.c:5025 lock_acquire+0x100/0x1f8 kernel/locking/lockdep.c:5668 down_write+0x5c/0x88 kernel/locking/rwsem.c:1562 ext4_write_lock_xattr fs/ext4/xattr.h:155 [inline] ext4_xattr_set_handle+0xd0/0x9a0 fs/ext4/xattr.c:2320 ext4_xattr_set+0x104/0x1d4 fs/ext4/xattr.c:2507 ext4_xattr_security_set+0x4c/0x64 fs/ext4/xattr_security.c:31 __vfs_setxattr+0x290/0x29c fs/xattr.c:202 __vfs_setxattr_noperm+0xcc/0x320 fs/xattr.c:236 __vfs_setxattr_locked+0x16c/0x194 fs/xattr.c:297 vfs_setxattr+0xf4/0x1f4 fs/xattr.c:323 do_setxattr fs/xattr.c:608 [inline] setxattr fs/xattr.c:631 [inline] path_setxattr+0x32c/0x424 fs/xattr.c:650 __do_sys_lsetxattr fs/xattr.c:673 [inline] __se_sys_lsetxattr fs/xattr.c:669 [inline] __arm64_sys_lsetxattr+0x2c/0x40 fs/xattr.c:669 __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+0x48/0x104 arch/arm64/kernel/syscall.c:193 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: 350000e8 93407e69 d343fd29 927de529 (f8696949) ---[ end trace 0000000000000000 ]--- ---------------- Code disassembly (best guess): 0: 350000e8 cbnz w8, 0x1c 4: 93407e69 sxtw x9, w19 8: d343fd29 lsr x9, x9, #3 c: 927de529 and x9, x9, #0x1ffffffffffffff8 * 10: f8696949 ldr x9, [x10, x9] <-- trapping instruction